What is another word for metal screw?
Pronunciation: [mˈɛtə͡l skɹˈuː] (IPA) 
A metal screw is a threaded piece of metal used to join two or more objects together. Synonyms for this important tool include bolt, rivet, fastener, nut and screw bolt, among others. The word bolt generally refers to larger screws, while rivets are usually used to attach materials that cannot be easily drilled or tapped, such as in aircraft or shipbuilding. Fastener is a broad term that can apply to any type of mechanism used to secure objects together, including clips, pins and hooks. The term nut generally refers to a metal piece with a threaded hole that can be screwed onto a bolt or screw to secure it in place. Finally, screw bolt refers to a type of fastener that combines the features of both screws and bolts, with a threaded shaft and a head for use with a wrench.
